Chances are you've already heard the menu is the dirtiest item in a restaurant, even dirtier than a toilet set. Surprisingly, the second dirtiest item in a restaurant isn't in the bathroom. In fact it's right on your table. Before you reach for the pepper shaker, think about how many people have touched it before you. Does it look clean? Is it sticky? Unfortunately, it's not unusual for restaurants to overlook the cleanliness of each individual shaker. (This goes for salt, sugar, cheese, and other shakers, too -pepper just happens to beat them in the germ contest.